9 results
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Mutism Pathophysiology ... flexed at the elbow ... caseyalbin #PhysicalExam ... neurology #comatose #diagnosis
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
partial retinal red reflex ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
- pupillary reflex ... Periorbital #Cellulitis #pathophysiology ... #ophthalmology ... #diagnosis #signs
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
- Differential Diagnosis ... syndrome type 1 (reflex ... #differential #diagnosis ... Lower #Extremity #PhysicalExam ... #Pathophysiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... , T1 (median) Reflexes ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
diffuse light reflex ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Diffuse Systemic Sclerosis (Scleroderma)
 - Pulmonary Fibrosis -> Crackles, Abnormal CXR
 - Pulmonary Hypertension, Right Heart
esophageal dilation, reflux ... - Finger/hand/elbow ... #Scleroderma #pathophysiology ... signs #symptoms #diagnosis
Pupillary Hippus

The pupillary hippus is defined as a continuous oscillation of the pupillary diameter in the
Its pathophysiology ... the clue for the diagnosis ... video #neurology #ophthalmology ... #physicalexam
Bulimia Nervosa: Complications
GASTROINTESTINAL
 • Dehydration & inability to digest food -> Constipation
 • Recurrent vomiting exposes
inflammation -> Acid reflux ... and ulcers • Vagus ... Complications #pathophysiology ... #diagnosis #signs